Keystones — Bedrock
Five GCSE retrieval questions · 11 September 2017 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 52 + 71
Answer: 52 + 71 = 123 -
2. Algebra Substitution
If x = 2, find the value of 3x + 4
Answer: 10 -
3. Geometry Converting lengths
Convert 2m to cm
Answer: 200cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:30
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 11, 13, 6, 10
Answer: 10